名詞 atomism:

1. (psychology) a theory that reduces all mental phenomena to simple elements (sensations and feelings) that form complex ideas by association
2. (chemistry) any theory in which all matter is composed of tiny discrete finite indivisible indestructible particles
   同義詞：atomic theory, atomist theory, atomistic theory

at.om.ism

n.（名詞）
Philosophy The ancient theory of Democritus, Epicurus, and Lucretius, according to which simple, minute, indivisible, and indestructible particles are the basic components of the entire universe.
【哲學(xué)】 原子論：古哲學(xué)家德謨克利特、伊比鳩魯、盧梭等所持的唯物主義理論，認為簡單微小的、不可分割、不可消滅的微粒是整個宇宙的基本組成部分
Philosophy A theory according to which social institutions, values, and processes arise solely from the acts and interests of individuals, who thus constitute the only true subject of analysis.
【哲學(xué)】 個人主義論：認為所有社會機構(gòu)、價值及運行過程都只由個人的行為及利益來趨動的理論，這樣，個人組成了分析的唯一真正對象

The division of or tendency to divide a society into subclasses, groups, or units.
分析論：一種將社會分解或趨向于分解為集合，小組或單位的學(xué)說
The understanding of society as a set of independent wills, based on a belief in the priority of individual over cooperative values:
個體論：以個體利益高于集團利益的價值觀念為基礎(chǔ)，將社會看作一系列個體意志的看法：
例句：
.the kind of atomism and individualism that is implicit in what might be called the John Wayne conception of society and the individual.(Saturday Review)
.個體論及個人主義論可以稱作是約翰·韋恩的個人及社會觀.(星期六評論)

【引伸】
at.omist
n.（名詞）